mtd: rawnand: nandsim: Free the partition names in ns_free()

ns_free() is the helper that is called symmetrically to ns_init() and
so should free the same objects, including the partition names.

Now, callers of ns_free() do not need to free this partition names
themselves.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200525085851.17682-11-miquel.raynal@bootlin.com

drivers/mtd/nand/raw/nandsim.c

@@ -786,6 +786,11 @@ static int __init ns_init(struct mtd_info *mtd)
  */
 static void ns_free(struct nandsim *ns)
 {
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(ns->partitions); ++i)
+		kfree(ns->partitions[i].name);
+
 	kfree(ns->buf.byte);
 	ns_free_device(ns);
 
@@ -2270,7 +2275,7 @@ static int __init ns_init_module(void)
 {
 	struct nand_chip *chip;
 	struct nandsim *ns;
-	int ret, i;
+	int ret;
 
 	if (bus_width != 8 && bus_width != 16) {
 		NS_ERR("wrong bus width (%d), use only 8 or 16\n", bus_width);
@@ -2402,8 +2407,6 @@ static int __init ns_init_module(void)
 err_exit:
 	ns_free(ns);
 	nand_release(chip);
-	for (i = 0;i < ARRAY_SIZE(ns->partitions); ++i)
-		kfree(ns->partitions[i].name);
 error:
 	kfree(ns);
 	ns_free_lists();
@@ -2420,13 +2423,10 @@ static void __exit ns_cleanup_module(void)
 {
 	struct nand_chip *chip = mtd_to_nand(nsmtd);
 	struct nandsim *ns = nand_get_controller_data(chip);
-	int i;
 
 	ns_debugfs_remove(ns);
 	ns_free(ns);    /* Free nandsim private resources */
 	nand_release(chip); /* Unregister driver */
-	for (i = 0;i < ARRAY_SIZE(ns->partitions); ++i)
-		kfree(ns->partitions[i].name);
 	kfree(ns);        /* Free other structures */
 	ns_free_lists();
 }